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                Mst                </h1>
                <p>时间限制：20s&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;  空间限制：256MB</p>			</div>
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                                <h3>题目描述</h3><p><div style="text-indent: 24pt" align="left"><span style="font-size: 12pt">给出一个</span><i><span style="font-size: 12pt">N</span></i><span style="font-size: 12pt">个点</span><i><span style="font-size: 12pt">M</span></i><span style="font-size: 12pt">条边的无向带权图，以及</span><i><span style="font-size: 12pt">Q</span></i><span style="font-size: 12pt">个询问，每次询问在图中删掉一条边后图的最小生成树。</span><span style="font-size: 12pt">(</span><span style="font-size: 12pt">各询问间独立，每次询问不对之后的询问产生影响，即被删掉的边在下一条询问中依然存在</span><span style="font-size: 12pt">)</span></div>
<div style="text-indent: 21.6pt">&nbsp;</div></p><hr/><h3>输入格式</h3><p><div style="text-indent: 24pt"><span style="font-size: 12pt">第一行两个正整数N,M(N&lt;=50000,M&lt;=100000)表示原图的顶点数和边数。</span></div>
<div style="text-indent: 24pt"><span style="font-size: 12pt">下面M行，每行三个整数X,Y,W描述了图的一条边(X,Y)，其边权为W（W&lt;=10000）。保证两点之间至多只有一条边。</span></div>
<div style="text-indent: 24pt"><span style="font-size: 12pt">接着一行一个正整数Q，表示询问数。(1&lt;=Q&lt;=100000)</span></div>
<div style="text-indent: 24pt"><span style="font-size: 12pt">下面Q行，每行一个询问，询问中包含一个正整数T，表示把编号为T的边删掉(边从1到M按输入顺序编号)。</span></div>
<div style="text-indent: 24pt">&nbsp;</div></p><hr/><h3>输出格式</h3><p><div style="text-indent: 30pt"><span style="font-size: 12pt">Q</span><span style="font-size: 12pt">行，对于每个询问输出对应最小生成树的边权和的值，如果图不连通则输出</span><span style="font-size: 12pt">&ldquo;Not connected&rdquo;</span></div></p><hr/><h3>样例输入</h3><pre>4 4
1 2 3 
1 3 5 
2 3 9 
2 4 1 
4 
1 
2 
3 
4
 
</pre><hr/><h3>样例输出</h3><pre>15 
13 
9 
Not connected
 
样例解释:
无
 
数据规模：
10%的数据N,M,Q<=100。
另外30%的数据，N<=1000
100%的数据如题目。</pre><hr/><h3>提示</h3><p><p>&nbsp;更新数据---2015.6.9</p></p><hr/><h3>题目来源</h3><p>没有写明来源</p>
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